Fragiadakis, H. K. (2002). All clear! advanced: Idioms and pronunciation in context. Boston, MA: Heinle & Heinle Publishers.
シカゴスタイル引用形Fragiadakis, Helen Kalkstein. All Clear! Advanced: Idioms and Pronunciation in Context. Boston, MA: Heinle & Heinle Publishers, 2002.
MLA引用形式Fragiadakis, Helen Kalkstein. All Clear! Advanced: Idioms and Pronunciation in Context. Boston, MA: Heinle & Heinle Publishers, 2002.
警告: この引用は必ずしも正確ではありません.